120993459 has 4 divisors (see below), whose sum is σ = 161324616. Its totient is φ = 80662304.

The previous prime is 120993451. The next prime is 120993461. The reversal of 120993459 is 954399021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120993459 - 2³ = 120993451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120993459.

It is not an unprimeable number, because it can be changed into a prime (120993451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20165574 + ... + 20165579.

It is an arithmetic number, because the mean of its divisors is an integer number (40331154).

Almost surely, 2^120993459 is an apocalyptic number.

120993459 is a deficient number, since it is larger than the sum of its proper divisors (40331157).

120993459 is an equidigital number, since it uses as much as digits as its factorization.

120993459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40331156.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 120993459 is about 10999.7026778000. The cubic root of 120993459 is about 494.5998316690.

The spelling of 120993459 in words is "one hundred twenty million, nine hundred ninety-three thousand, four hundred fifty-nine".